National Archives and Records Administration - ARC 39156, LI 208-UN-1039 - ALLIES PIERCE SIEGFRIED LINE [ETC.] - DVD Copied by Ann Galloway. Series: Motion Picture Films from "United News" Newsreels, compiled 1942 - 1945. Part 1, Russian soldiers advance to the Oder River in Poland. Part 2, representatives of labor unions from 16 countries meet in London to discuss unions and the war. Part 3, planes of the 8th Air Force are prepared for a raid on Berlin. Crews are briefed, planes take off, and the target is bombed.